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SubjectRe: [PATCH 01/13] net: mvneta: add configuration for MBUS windows access protection
Date
Hi Marcin,

On dim., nov. 22 2015, Marcin Wojtas <mw@semihalf.com> wrote:

> This commit adds missing configuration of MBUS windows access protection
> in mvneta_conf_mbus_windows function - a dedicated variable for that
> purpose remained there unused since v3.8 initial mvneta support. Because
> of that the register contents were inherited from the bootloader.

It looks OK for me and at least after applying the driver continues
working :)

I guess you find it when you tested suspend to ram.

Reviewed-by: Gregory CLEMENT <gregory.clement@free-electrons.com>

Thanks,

Gregory


>
> Signed-off-by: Marcin Wojtas <mw@semihalf.com>
> Cc: <stable@vger.kernel.org> # v3.8+
> ---
> drivers/net/ethernet/marvell/mvneta.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c
> index e84c7f2..0f30aaa 100644
> --- a/drivers/net/ethernet/marvell/mvneta.c
> +++ b/drivers/net/ethernet/marvell/mvneta.c
> @@ -62,6 +62,7 @@
> #define MVNETA_WIN_SIZE(w) (0x2204 + ((w) << 3))
> #define MVNETA_WIN_REMAP(w) (0x2280 + ((w) << 2))
> #define MVNETA_BASE_ADDR_ENABLE 0x2290
> +#define MVNETA_ACCESS_PROTECT_ENABLE 0x2294
> #define MVNETA_PORT_CONFIG 0x2400
> #define MVNETA_UNI_PROMISC_MODE BIT(0)
> #define MVNETA_DEF_RXQ(q) ((q) << 1)
> @@ -3188,6 +3189,8 @@ static void mvneta_conf_mbus_windows(struct mvneta_port *pp,
>
> win_enable &= ~(1 << i);
> win_protect |= 3 << (2 * i);
> +
> + mvreg_write(pp, MVNETA_ACCESS_PROTECT_ENABLE, win_protect);
> }
>
> mvreg_write(pp, MVNETA_BASE_ADDR_ENABLE, win_enable);
> --
> 1.8.3.1
>

--
Gregory Clement, Free Electrons
Kernel, drivers, real-time and embedded Linux
development, consulting, training and support.
http://free-electrons.com


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